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PDF | On Jan 1, 2016, Umakanta Nanda and others published Universal Asynchronous Receiver and Transmitter (UART) | Find, read and cite all the researchThe USART can be configured to follow a single-wire half-duplex protocol where the Tx and Rx lines are internally connected. In this communication mode, only Dec 1, 2019 - The USART is used for synchronous and asynchronous serial communication. USART = Universal Synchronous/Asynchronous Receiver Transmitter. Our focus provided, it would have a specific implementation providing both hardware and protocol layer functionality and the UART should not be used in this case Communication Protocols. • Timing in serial communication. – Synchronous Serial. – Asynchronous Serial. • Rules of Asynch. Protocols. – Synch bit. – Parity bit. USART stands for Universal Synchronous Asynchronous Receiver Transmitter. It is sometimes PC serial port using the RS-232 protocol. Please note that a A UART may be used when: – High speed is not required. – A cheap communication line between two devices is required. • Asynchronous serial communication Nov 1, 2013 -